THE AUSTRALIAN OUTBACK (TEl\ffi l08 0 F)- The dust-covered sedan appears with a rush out of the seanng heat; it crests a shallow hill in the forlorn tannac and disappears like a dervish into the forbidding wastes of the Australian desert It is a pre-production test Cat; an engineering prototype equipped wIth a maze of sophisticated electronic gear to monitor its every function in this inhospitable environment. A CB radio antenna protruding from the roof keeps it in touch with civilization. Heavy steel "roo" bars are welded to its front to protect against errant kangaroos. But the "mule;' as it is affectionately called, is performing more than a test It is re-wnting a standard. Raising the benchmark by which others to follow must now . · judged. The em; ironicall carries one of Amenca's best-known boulevard luxury names: Buick Electra. But it is an Electra like none before For the complete stor please turn the page t